[ 16.207937][ T277] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 16.416909][ T280] br0: port 1(veth1) entered blocking state [ 16.417823][ T280] br0: port 1(veth1) entered disabled state [ 16.418239][ T280] veth1: entered allmulticast mode [ 16.420310][ T280] veth1: entered promiscuous mode [ 16.523211][ T281] br0: port 2(veth2) entered blocking state [ 16.523512][ T281] br0: port 2(veth2) entered disabled state [ 16.523840][ T281] veth2: entered allmulticast mode [ 16.525915][ T281] veth2: entered promiscuous mode [ 16.621705][ T282] br0: port 3(veth3) entered blocking state [ 16.622007][ T282] br0: port 3(veth3) entered disabled state [ 16.622307][ T282] veth3: entered allmulticast mode [ 16.624813][ T282] veth3: entered promiscuous mode [ 17.427328][ T290] veth4: entered promiscuous mode [ 17.523215][ T291] br0: port 4(macvlan4) entered blocking state [ 17.523551][ T291] br0: port 4(macvlan4) entered disabled state [ 17.524630][ T291] macvlan4: entered allmulticast mode [ 17.524852][ T291] veth4: entered allmulticast mode [ 17.526784][ T291] macvlan4: entered promiscuous mode [ 17.627286][ T292] br0: entered promiscuous mode [ 17.856949][ T294] Bridge firewalling registered [ 19.401168][ T58] br0: port 1(veth1) entered blocking state [ 19.401912][ T58] br0: port 1(veth1) entered forwarding state [ 19.503440][ T40] br0: port 2(veth2) entered blocking state [ 19.503788][ T40] br0: port 2(veth2) entered forwarding state [ 19.607927][ T46] br0: port 3(veth3) entered blocking state [ 19.608310][ T46] br0: port 3(veth3) entered forwarding state [ 19.707104][ T39] br0: port 4(macvlan4) entered blocking state [ 19.707533][ T39] br0: port 4(macvlan4) entered forwarding state [ 72.518627][ T11] macvlan4: left allmulticast mode [ 72.519161][ T11] veth4: left allmulticast mode [ 72.519500][ T11] macvlan4: left promiscuous mode [ 72.520155][ T11] br0: port 4(macvlan4) entered disabled state [ 72.525691][ T11] veth3: left allmulticast mode [ 72.526030][ T11] veth3: left promiscuous mode [ 72.526585][ T11] br0: port 3(veth3) entered disabled state [ 72.529820][ T11] veth2: left allmulticast mode [ 72.530161][ T11] veth2: left promiscuous mode [ 72.530627][ T11] br0: port 2(veth2) entered disabled state [ 72.534485][ T11] veth1: left allmulticast mode [ 72.534777][ T11] veth1: left promiscuous mode [ 72.535163][ T11] br0: port 1(veth1) entered disabled state [ 72.563214][ T11] [ 72.563328][ T11] ============================================ [ 72.563508][ T11] WARNING: possible recursive locking detected [ 72.563687][ T11] 6.13.0-rc5-virtme #1 Not tainted [ 72.563836][ T11] -------------------------------------------- [ 72.564021][ T11] kworker/u16:0/11 is trying to acquire lock: [ 72.564198][ T11] ffffffff8f3dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 72.564493][ T11] [ 72.564493][ T11] but task is already holding lock: [ 72.564702][ T11] ffffffff8f3dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 72.564995][ T11] [ 72.564995][ T11] other info that might help us debug this: [ 72.565198][ T11] Possible unsafe locking scenario: [ 72.565198][ T11] [ 72.565400][ T11] CPU0 [ 72.565504][ T11] ---- [ 72.565612][ T11] lock((netdev_chain).rwsem); [ 72.565749][ T11] lock((netdev_chain).rwsem); [ 72.565889][ T11] [ 72.565889][ T11] *** DEADLOCK *** [ 72.565889][ T11] [ 72.566090][ T11] May be due to missing lock nesting notation [ 72.566090][ T11] [ 72.566294][ T11] 5 locks held by kworker/u16:0/11: [ 72.566435][ T11] #0: ffff8880010ad948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x7ec/0x16d0 [ 72.566718][ T11] #1: ffffc900000b7da0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xe0b/0x16d0 [ 72.566965][ T11] #2: ffffffff8f3d5690 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbc/0xa50 [ 72.567221][ T11] #3: ffffffff8f3f1088 (rtnl_mutex){+.+.}-{4:4}, at: cleanup_net+0x45e/0xa50 [ 72.567470][ T11] #4: ffffffff8f3dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 72.567750][ T11] [ 72.567750][ T11] stack backtrace: [ 72.567932][ T11] CPU: 3 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.13.0-rc5-virtme #1 [ 72.568188][ T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.568372][ T11] Workqueue: netns cleanup_net [ 72.568529][ T11] Call Trace: [ 72.568648][ T11] [ 72.568733][ T11] dump_stack_lvl+0x82/0xd0 [ 72.568894][ T11] print_deadlock_bug+0x40a/0x650 [ 72.569047][ T11] validate_chain+0x5bf/0xae0 [ 72.569188][ T11] ? process_one_work+0xe55/0x16d0 [ 72.569331][ T11] ? __pfx_validate_chain+0x10/0x10 [ 72.569480][ T11] ? hlock_class+0x4e/0x130 [ 72.569628][ T11] ? mark_lock+0x38/0x3e0 [ 72.569741][ T11] __lock_acquire+0xb9a/0x1680 [ 72.569893][ T11] lock_acquire.part.0+0xeb/0x330 [ 72.570037][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 72.570221][ T11] ? mark_lock+0x38/0x3e0 [ 72.570338][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 72.570488][ T11] ? trace_lock_acquire+0x14c/0x1f0 [ 72.570642][ T11] ? lock_acquire+0x32/0xc0 [ 72.570781][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 72.570957][ T11] down_read+0x9f/0x340 [ 72.571063][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 72.571234][ T11] ? __pfx_down_read+0x10/0x10 [ 72.571374][ T11] ? __pfx_netlink_broadcast_filtered+0x10/0x10 [ 72.571547][ T11] blocking_notifier_call_chain+0x50/0x90 [ 72.571686][ T11] __netdev_upper_dev_unlink+0xd9/0x220 [ 72.571835][ T11] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 72.572050][ T11] ? unregister_netdevice_queue+0x70/0x410 [ 72.572221][ T11] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 72.572403][ T11] ? __pfx_br_vlan_bridge_event+0x10/0x10 [bridge] [ 72.572625][ T11] netdev_upper_dev_unlink+0x71/0xa0 [ 72.572775][ T11] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 72.572957][ T11] macvlan_device_event+0x51b/0x7e0 [macvlan] [ 72.573134][ T11] ? br_device_event+0x1d0/0x800 [bridge] [ 72.573307][ T11] ? __pfx_macvlan_device_event+0x10/0x10 [macvlan] [ 72.573481][ T11] ? packet_notifier+0x3b0/0x810 [ 72.573623][ T11] notifier_call_chain+0xcd/0x150 [ 72.573766][ T11] blocking_notifier_call_chain+0x66/0x90 [ 72.573909][ T11] unregister_netdevice_many_notify+0xa7b/0x1580 [ 72.574083][ T11] ? mark_held_locks+0x9e/0xe0 [ 72.574224][ T11] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 72.574395][ T11] ? mutex_is_locked+0x1c/0x60 [ 72.574532][ T11] ? rtnl_is_locked+0x15/0x20 [ 72.574686][ T11] ? mutex_is_locked+0x1c/0x60 [ 72.574827][ T11] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 72.575007][ T11] cleanup_net+0x4cf/0xa50 [ 72.575158][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 72.575298][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 72.575436][ T11] ? trace_lock_acquire+0x14c/0x1f0 [ 72.575578][ T11] ? lock_acquire+0x32/0xc0 [ 72.575718][ T11] ? process_one_work+0xe0b/0x16d0 [ 72.575858][ T11] process_one_work+0xe55/0x16d0 [ 72.576009][ T11] ? __pfx___lock_release+0x10/0x10 [ 72.576151][ T11] ? __pfx_process_one_work+0x10/0x10 [ 72.576299][ T11] ? assign_work+0x16c/0x240 [ 72.576459][ T11] worker_thread+0x58c/0xce0 [ 72.576622][ T11] ? __pfx_worker_thread+0x10/0x10 [ 72.576774][ T11] kthread+0x28a/0x350 [ 72.576885][ T11] ? __pfx_kthread+0x10/0x10 [ 72.577053][ T11] ret_from_fork+0x31/0x70 [ 72.577198][ T11] ? __pfx_kthread+0x10/0x10 [ 72.577341][ T11] ret_from_fork_asm+0x1a/0x30 [ 72.577485][ T11] [ 72.617284][ T11] veth4: left promiscuous mode